package com.ding.eduservice.entity.subject;

import lombok.Data;

import java.util.ArrayList;
import java.util.List;

//一级分类
@Data
public class Onesubject {
    private String id;
    private String title;

    //一个一级分类有多个二级分类
    private List<Twosubject> children = new ArrayList<>();


}
